/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You under the Apache License, Version 2.0
 * (the "License"); you may not use this file except in compliance with
 * the License.  You may obtain a copy of the License at
 *
 *      http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.apache.geode.internal;

import java.net.Socket;

/**
 * ConnectionWatcher is used to observe tcp/ip connection formation in SockCreator
 * implementations.
 * 
 *
 */
public interface ConnectionWatcher {
  /**
   * this is invoked with the connecting socket just prior to issuing
   * a connect() call.  It can be used to start another thread or task
   * to monitor the connection attempt.  
   */
  public void beforeConnect(Socket socket);
  
  /**
   * this is invoked after the connection attempt has finished.  It can
   * be used to cancel the task started by beforeConnect
   */
  public void afterConnect(Socket socket);
}
